Company Description - Additional Information (Details)	Mar. 31, 2014 License Country acre
Company description [Abstract]
Area of land held for exploration activities	10,000,000
Number of countries company operates in Africa
Number of licenses

Fractional interest owned based on working interests or other economic arrangements of lease area on which wells have not been drilled or completed to a point that would permit the production of commercial quantities of oil and gas regardless of whether or not such area contains proved reserves.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Industry Guide

-Number 2

-Paragraph 5

Name:	us-gaap_GasAndOilAreaUndevelopedNet
Namespace Prefix:	us-gaap_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant